package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.time.LocalDateTime;

@Mapper
public interface UserMapper {

@Select("select *from user where openid=#{openid}")
    User select(String openid);

    void insert(User user);
@Select("select *from user where id=#{userId}")
    User getById(Long userId);
@Select("select count(id) from user where create_time between #{start} and #{dead}")
    Integer sumUser(LocalDateTime start, LocalDateTime dead);
@Select("select count(*) from user where create_time < #{dead}")
    Integer sum(LocalDateTime dead);
}
